Top 350+ Solved Design of Steel Structures MCQ Questions Answer
Q. A compression member consisting of angle sections may be a
a. continuous member
b. discontinuous single angle strut
c. discontinuous double angle strut
d. all the above
Q. The main advantage of a steel member, is:
a. its high strength
b. its gas and water tightness
c. its long service life
d. all the above
Q. A riveted joint may experience
a. shear failure
b. shear failure of plates
c. bearing failure
d. all the above
Q. IS : 800 - 1971 recommends that in a splice plate the number of rivets carrying calculated shearstress through a packing greater than 6 mm thick, is to be increased by 2.5% for every
a. 1.00 mm thickness of packing
b. 1.50 mm thickness of packing
c. 2.0 mm thickness of packing
d. 2.50 mm thickness of packing
Q. To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added,is
a. 10 %
b. 13 %
c. 15 %
d. 18 %
Q. If the moment of inertia of a section about its axis is and its effective sectional area is , itsradius of gyration r about the axis, is
a. r = i/a
b. r i/a)
c. r = (i/a)
d. r a/i)
Q. A structural member subjected to compressive stress in a direction parallel to its longitudinal axis,is generally known as
a. column
b. stanchion
c. post
d. all the above
Q. Live load
a. varies in magnitude
b. varies in position
c. is expressed as uniformly distributed load
d. all the above
Q. The maximum permissible slenderness ratio of a member carrying loads resulting from wind, is
a. 180
b. 200
c. 250
d. 300
Q. The average shear stress for rolled steel beam section, is
a. 845 kg/cm2
b. 945 kg/cm2
c. 1025 kg/cm2
d. 1500 kg/cm2
Q. For a rectangular section, the ratio of the maximum and average shear stresses, is
a. 1.5
b. 2.0
c. 2.5
d. 3.5
Q. The permissible stress in bending for rolled steel I-beams and channels, is
a. 1500 kg/cm2
b. 1575 kg/cm2
c. 945 kg/cm2
d. 1650 kg/cm2
Q. The distance measured along one rivet line from the centre of a rivet to the centre of adjoiningrivet on an adjacent parallel rivet line, is called
a. pitch of rivet
b. gauge distance of rivet
c. staggered pitch
d. all the above
Q. The effective length of a simply supported beam with ends restrained against torsion, and alsothe ends of compression flange partially restrained against lateral bending, is given by
a. l = span
b. l = 0.85 span
c. l = 0.75 span
d. l = 0.7 span